CN102604185B - Preparation method of modified inorganic powder non-crosslinked foaming polyolefine material - Google Patents
Preparation method of modified inorganic powder non-crosslinked foaming polyolefine material Download PDFInfo
- Publication number
- CN102604185B CN102604185B CN201210041674.7A CN201210041674A CN102604185B CN 102604185 B CN102604185 B CN 102604185B CN 201210041674 A CN201210041674 A CN 201210041674A CN 102604185 B CN102604185 B CN 102604185B
- Authority
- CN
- China
- Prior art keywords
- inorganic powder
- polyolefine material
- preparation
- modified
- modified inorganic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Processes Of Treating Macromolecular Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to a preparation method of modified inorganic powder non-crosslinked foamed polyolefine material, which comprises the steps of selecting inorganic powder as main material, subjecting the inorganic powder to drying, surface modification, coating and wetting of a foaming agent and solubilization and thickening treatment to prepare into modified inorganic powder, and subjecting the modified inorganic powder and polyolefine material to molten blending, extrusion, injection molding or blow molding or other processes to prepare into the modified inorganic powder non-crosslinked foamed polyolefine material. The modified inorganic powder prepared by the preparation method of the invention can be widely used for foaming of polyolefine material, and the foamed polyolefine material does not crosslinking, has the characteristics of low density, uniform pores, completed structure and the like, and achieves the purpose of recycling the foamed polyolefine material and saving resources. The preparation method provided by the invention has the advantages of easily accessible raw materials, simple process, no special equipment requirement and low manufacturing cost, and is easy to realize industrial production.
Description
Technical field
The present invention relates to a kind of modified inorganic powder without the preparation method of crosslinked foaming polyolefine material, relate to expanded plastic processing technique field.
Background technology
Inorganic powder has abundant natural resources in China, and along with the development of technology, the range of application of inorganic powder is increasing.The inorganic powder filled masterbatch of China has reached 3,000,000 tons in the usage quantity of plastics every field at present.The inorganic powders such as calcium carbonate, talcum powder, kaolin more and more and are widely applied in plastics field, but because the relative density of powder itself is large, have in actual applications a lot of limitation.How inorganic powder is carried out to modification, it had not only been reduced production costs when adding product but also the weight that do not increase product is one of focus of plastic industry primary study.At present, foaming technique can solve the difficult problem that density increases after filling plastic inorganic powder, and has produced the foaming plastics product of excellent performance, can realize the requirement that inorganic powder had not only reduced costs but also do not increased product weight.Expanded polyolefin material is pliable and tough, light weight, high resilience, and recovery is good, can be absorbed and be disperseed external impact force by bending, reaches the effect of buffering.Meanwhile, there are insulation, protection against the tide, abrasion-proof, a series of superior service performances such as corrosion-resistant.Just be widely used at present the fields such as packing of the products such as IT, electronic apparatus, precision instrument, high-grade family property.In theory, the key factor that affects plastics volatility is the melt strength of plastics itself, and suitable melt strength can be prepared the foam material of structure excellence, excellent property.Therefore,, in order to obtain suitable melt strength, plastics had all adopted crosslinked and micro-crosslinking technological before foaming, made plastics have good foam performance.Yet; there is significant deficiency in this expanded plastic, because crosslinked, causes expanded plastic to recycle with micro-crosslinking technological, virtually increased enterprise's production cost and degraded slower; this has increased the weight of the day by day deficient crisis of oil, cannot meet the demand of crisis of resource society.
Summary of the invention
For above-mentioned existing problems, the object of the invention is to overcome above-mentioned defect, the preparation method of a kind of modified inorganic powder without crosslinked foaming polyolefine material is provided, for meeting the technical solution of the object of the invention, be:
Modified inorganic powder is without a preparation method for crosslinked foaming polyolefine material, and preparation method carries out according to the following steps.
Being dried of A inorganic powder
Inorganic powder is put into high-speed mixer and be rotated dryly, drying temperature is 115 ℃, obtains water ratio lower than 0.8% inorganic powder after dry 3h;
The surface modification of B inorganic powder
The water ratio obtaining through A step is continued to be placed in high-speed mixer lower than 0.8% inorganic powder, by following mass percent:
Inorganic powder 97-99%
Coupling agent 1-3%
Add coupling agent to water ratio the modifying surface lower than 0.8% inorganic powder, modification temperature is 80 ℃, obtains the inorganic powder after surface modification after modification 1h;
The coating of C inorganic powder and wetting
The inorganic powder obtaining through B step is continued to be placed in high-speed mixer, by following mass percent:
Inorganic powder 95-98%
Whipping agent 2-5%
Add whipping agent and be coated on the surface of inorganic powder, coating processing temperature is 110-120 ℃, after coating processing 30min, surface-coated is had the inorganic powder temperature of whipping agent to be reduced to 60-80 ℃, and presses following mass percent:
Inorganic powder 98%
Polyvalent alcohol 2%
Add polyvalent alcohol and carry out moist curing to being coated with the inorganic powder surface of whipping agent, after moist curing 30min, obtain the inorganic powder after moist curing;
The increase-volume thickening of D inorganic powder is processed
The inorganic powder obtaining through C step is continued to be placed in high-speed mixer, by following mass percent:
Inorganic powder 95-98%
Dihydroxypropyl octadecane acid esters 2-5%
Add dihydroxypropyl octadecane acid esters and carry out increase-volume thickening processing, treatment temp is 80 ℃, after processing 1h, obtains modified inorganic powder;
E is without the preparation of crosslinked foaming polyolefine material
The modified inorganic powder obtaining through D step is continued to be placed in high-speed mixer, by following mass percent:
Modified inorganic powder 50-80%
Polyolefine material 20-50%
Add polyolefine material and carry out high-speed mixing, mixing temperature is 80 ℃, the mixture that takes out modified inorganic powder and polyolefine material after mixing 30min carries out melt blending and granulation by twin screw extruder, blend and prilling temperature are 100-120 ℃, then through extruding, the technique such as injection moulding or blowing makes without crosslinked foaming polyolefine material.
Described inorganic powder refers to a kind of in calcium carbonate or talcum powder or kaolin, and the order number of inorganic powder is 400-3000 order.
Described coupling agent is a kind of in aluminate coupling agent or titanate coupling agent.
Described whipping agent is Diisopropyl azodicarboxylate or Cellmic C 121 or sulfonyl hydrazide compound or N, a kind of in N '-dinitroso pentamethylene methylamine.
Described polyvalent alcohol is a kind of in glycerine or ethylene glycol or polyoxyethylene glycol or Xylitol or Sorbitol Powder.
Described polyolefine material is a kind of in polyethylene or polypropylene or high density polyethylene(HDPE) or Low Density Polyethylene.
Melting index≤the 3.5g/10min of described polyethylene or polypropylene or high density polyethylene(HDPE) or Low Density Polyethylene.
Owing to having adopted above technical scheme, the present invention has following features:
Selected inorganic powder, coupling agent, whipping agent, polyvalent alcohol, the dihydroxypropyl octadecane acid esters of the present invention is all current conventional foaming starting material, not changing on the basis of original use material, by controlled working order, prepares modified inorganic powder.This modified inorganic powder be take inorganic powder as core, on its surface, is successively coated with coupling agent, whipping agent, polyvalent alcohol and dihydroxypropyl octadecane acid esters.Coupling agent has played the effect that improves consistency between inorganic powder and polyolefine material.Then, the surface that adopts the softening rear method of lowering the temperature that first heats up to make whipping agent be coated in inorganic powder makes inorganic powder have frothing function, and then make modified inorganic powder through polyvalent alcohol is wetting with the increase-volume thickening power of dihydroxypropyl octadecane acid esters, and modified inorganic powder should be made without crosslinked foaming polyolefine material in the foaming process of polyolefine material.The sequential grammar of preparing of modified inorganic powder has been realized two objects: the first, solved the inhomogeneous and imperfect problem of abscess of adding inorganic powder post-foaming plastics, due to whipping agent is coated in to inorganic powder surface, can form the shell structure of thickness homogeneous, when whipping agent reaches foaming condition, whipping agent will be take inorganic powder as complex, prepare abscess evenly, the expanded plastic of structural integrity; The second, having solved plastics is cross-linked or the micro-crosslinked difficult problem that could obtain suitable melt strength, coupling agent, polyvalent alcohol and dihydroxypropyl octadecane acid esters multilayer organic molecule have been utilized, strengthened and plastics macromole between reactive force, hindered the macromolecular free movement ability of plastics under molten state, when having increased inorganic powder mobility, plastic melt has been played to the effect of thickening, improved the melt strength of plastics, can reach and need not be cross-linked or micro-crosslinked object.The special polymolecular layer structure of inorganic powder surface, makes the loading level of inorganic powder in plastics be increased to 80%, and has good mechanical property, when significantly reducing expanded plastic cost, has realized the object that expanded plastic is recycled.
The production of the polyalkene foaming products such as modified inorganic powder of the present invention can be directly used in and extrude, injection moulding, blowing, reduces costs, save energy, and polyalkene foaming product density is at 0.5-1.1g/cm
-3scope, can be widely used in the fields such as automotive trim, packing, building materials.Preparation method without crosslinked foaming polyolefine material of the present invention, preparation technology is simple, without especial equipment requirements, its low cost of manufacture, raw material is easy to get, and convenient operation and control is easy to realize suitability for industrialized production.
Embodiment
Modified inorganic powder is without a preparation method for crosslinked foaming polyolefine material, and preparation method carries out according to the following steps,
Being dried of A inorganic powder
By order number, be that a kind of in 400-3000 object calcium carbonate or talcum powder or kaolin puts into high-speed mixer and be rotated dryly, drying temperature is 115 ℃, obtains water ratio lower than 0.8% inorganic powder after dry 3h;
The surface modification of B inorganic powder
The water ratio obtaining through A step is continued to be placed in high-speed mixer lower than 0.8% inorganic powder, by following mass percent:
Inorganic powder 97-99%
Coupling agent 1-3%
Add a kind of in aluminate coupling agent or titanate coupling agent to water ratio the modifying surface lower than 0.8% inorganic powder, modification temperature is 80 ℃, obtains the inorganic powder after surface modification after modification 1h;
The coating of C inorganic powder and wetting
The inorganic powder obtaining through B step is continued to be placed in high-speed mixer, by following mass percent:
Inorganic powder 95-98%
Whipping agent 2-5%
Add Diisopropyl azodicarboxylate or Cellmic C 121 or sulfonyl hydrazide compound or N, a kind of in N '-dinitroso pentamethylene methylamine is coated on the surface of inorganic powder, and coating processing temperature is 110-120 ℃, coating place
After 30min, surface-coated there is is the inorganic powder temperature of whipping agent to reduce 60-80 ℃, and presses following mass percent:
Inorganic powder 98%
Polyvalent alcohol 2%
Add a kind of in glycerine or ethylene glycol or polyoxyethylene glycol or Xylitol or Sorbitol Powder and carry out moist curing to being coated with the inorganic powder surface of whipping agent, after moist curing 30min, obtain the inorganic powder after moist curing;
The increase-volume thickening of D inorganic powder is processed
The inorganic powder obtaining through C step is continued to be placed in high-speed mixer, by following mass percent:
Inorganic powder 95-98%
Dihydroxypropyl octadecane acid esters 2-5%
Add dihydroxypropyl octadecane acid esters and carry out increase-volume thickening processing, treatment temp is 80 ℃, after processing 1h, obtains modified inorganic powder;
E is without the preparation of crosslinked foaming polyolefine material
The modified inorganic powder obtaining through D step is continued to be placed in high-speed mixer, by following mass percent:
Modified inorganic powder 50-80%
Polyolefine material 20-50%
Add the polyethylene of melting index≤3.5g/10min or a kind of high-speed mixing of carrying out in polypropylene or high density polyethylene(HDPE) or Low Density Polyethylene, mixing temperature is 80 ℃, the mixture that takes out modified inorganic powder and polyolefine material after mixing 30min carries out melt blending and granulation by twin screw extruder, blend and prilling temperature are 100-120 ℃, then through extruding, the technique such as injection moulding or blowing makes without crosslinked foaming polyolefine material.
Below in conjunction with specific embodiment, the preparation method without crosslinked foaming inorganic powder of the present invention is described in further detail:
Embodiment 1
Modified inorganic powder is without a preparation method for crosslinked foaming polyolefine material, and preparation method carries out according to the following steps,
Being dried of A calcium carbonate
By order number, be that 400 object calcium carbonate 50g put into high-speed mixer and are rotated dryly, drying temperature is 115 ℃, obtains water ratio lower than 0.8% calcium carbonate after dry 3h;
The surface modification of B inorganic powder
The water ratio obtaining through A step is continued to be placed in high-speed mixer lower than 0.8% calcium carbonate, add aluminate coupling agent 0.5g to water ratio the modifying surface lower than 0.8% calcium carbonate, modification temperature is 80 ℃, obtains the calcium carbonate after surface modification after modification 1h;
The coating of C calcium carbonate and wetting
The calcium carbonate obtaining through B step is continued to be placed in high-speed mixer, adding Diisopropyl azodicarboxylate 1.0g is coated on the surface of calcium carbonate, coating processing temperature is 110 ℃, after coating processing 30min, surface-coated there is is the calcium carbonate temperature of Diisopropyl azodicarboxylate to be reduced to 60 ℃, and add glycerine 1.0g and carry out moist curing to being coated with the calcium carbonate surface of Diisopropyl azodicarboxylate, after moist curing 30min, obtain the calcium carbonate after moist curing;
The increase-volume thickening of D calcium carbonate is processed
The calcium carbonate obtaining through C step is continued to be placed in high-speed mixer, add dihydroxypropyl octadecane acid esters 1.0g and carry out increase-volume thickening processing, treatment temp is 80 ℃, after processing 1h, obtains modified calcium carbonate;
E is without the poly preparation of crosslinked foaming
The modified calcium carbonate obtaining through D step is continued to be placed in high-speed mixer, the polyethylene 50g that interpolation melting index is 3.5g/10min carries out high-speed mixing, mixing temperature is 80 ℃, mix and to take out modified calcium carbonate after 30min and poly mixture carries out melt blending and granulation by twin screw extruder, blend and prilling temperature are 100 ℃, then through extruding, the technique such as injection moulding or blowing makes without crosslinked foaming polyethylene.
Embodiment 2
A is talcous dry
By order number, be that 1000 object talcum powder 60g put into high-speed mixer and are rotated dryly, drying temperature is 115 ℃, obtains water ratio lower than 0.8% talcum powder after dry 3h;
The talcous surface modification of B
The water ratio obtaining through A step is continued to be placed in high-speed mixer lower than 0.8% talcum powder, add titanate coupling agent 1.2g to water ratio lower than 0.8% talcous modifying surface, modification temperature is 80 ℃, obtains the talcum powder after surface modification after modification 1h;
The talcous coating of C and wetting
The talcum powder obtaining through B step is continued to be placed in high-speed mixer, adding Cellmic C 121 1.2g is coated on the surface of inorganic powder, coating processing temperature is 120 ℃, after coating processing 30min, surface-coated there is is the talcum powder temperature of Cellmic C 121 to be reduced to 80 ℃, and add ethylene glycol 1.2g and carry out moist curing to being coated with the talcum powder surface of Cellmic C 121, after moist curing 30min, obtain the talcum powder after moist curing;
The talcous increase-volume thickening of D is processed
The talcum powder obtaining through C step is continued to be placed in high-speed mixer, and dihydroxypropyl octadecane acid esters 1.8g carries out increase-volume thickening processing, and treatment temp is 80 ℃, after processing 1h, obtains modified talc powder;
E is without the preparation of cross-linked and foamed polypropylene
The modified talc powder obtaining through D step is continued to be placed in high-speed mixer, the polypropylene 40g that interpolation melting index is 3g/10min carries out high-speed mixing, mixing temperature is 80 ℃, mix and to take out modified talc powder after 30min and polyacrylic mixture carries out melt blending and granulation by twin screw extruder, blend and prilling temperature are 120 ℃, then through extruding, the technique such as injection moulding or blowing makes without cross-linked and foamed polypropylene.
Embodiment 3
A is kaolinic dry
By order number, be that 2000 object kaolin 70g put into high-speed mixer and are rotated dryly, drying temperature is 115 ℃, obtains water ratio lower than 0.8% kaolin after dry 3h;
The kaolinic surface modification of B
The water ratio obtaining through A step is continued to be placed in high-speed mixer lower than 0.8% kaolin, add aluminate coupling agent 2.1g to water ratio lower than 0.8% kaolinic modifying surface, modification temperature is 80 ℃, obtains the kaolin after surface modification after modification 1h;
The kaolinic coating of C and wetting
The kaolin obtaining through B step is continued to be placed in high-speed mixer, adding sulfonyl hydrazide compound 2.8g is coated on kaolinic surface, coating processing temperature is 115 ℃, after coating processing 30min, surface-coated there is is the kaolin temperature of sulfonyl hydrazide compound to be reduced to 70 ℃, add polyoxyethylene glycol 1.4g and carry out moist curing to being coated with the kaolin surface of sulfonyl hydrazide compound, after moist curing 30min, obtain the kaolin after moist curing;
The kaolinic increase-volume thickening of D is processed
The kaolin obtaining through C step is continued to be placed in high-speed mixer, by following mass percent: add dihydroxypropyl octadecane acid esters 1.8g and carry out increase-volume thickening processing, treatment temp is 80 ℃, obtain modified kaolin after processing 1h;
E is without the preparation of crosslinked foaming high density polyethylene(HDPE)
The modified kaolin obtaining through D step is continued to be placed in high-speed mixer, melting index is that the high density polyethylene(HDPE) 30g of 2.5g/10min carries out high-speed mixing, mixing temperature is 80 ℃, the mixture that takes out modified kaolin and high density polyethylene(HDPE) after mixing 30min carries out melt blending and granulation by twin screw extruder, blend and prilling temperature are 110 ℃, then through extruding, the technique such as injection moulding or blowing makes without crosslinked foaming high density polyethylene(HDPE).
Embodiment 4
Being dried of A calcium carbonate
By order number, be that 2500 object calcium carbonate 80g put into high-speed mixer and are rotated dryly, drying temperature is 115 ℃, obtains water ratio lower than 0.8% calcium carbonate after dry 3h;
The surface modification of B calcium carbonate
The water ratio obtaining through A step is continued to be placed in high-speed mixer lower than 0.8% calcium carbonate, add titanate coupling agent 0.8g to water ratio the modifying surface lower than 0.8% calcium carbonate, modification temperature is 80 ℃, obtains the calcium carbonate after surface modification after modification 1h;
The coating of C calcium carbonate and wetting
The calcium carbonate obtaining through B step is continued to be placed in high-speed mixer, add N, N '-dinitroso pentamethylene methylamine 4.0g is coated on the surface of inorganic powder, coating processing temperature is 120 ℃, after coating processing 30min, surface-coated is had to N, the calcium carbonate temperature of N '-dinitroso pentamethylene methylamine is reduced to 80 ℃, add Xylitol 1.6g to being coated with N, moist curing is carried out on the calcium carbonate surface of N '-dinitroso pentamethylene methylamine, obtains the calcium carbonate after moist curing after moist curing 30min;
The increase-volume thickening of D inorganic powder is processed
The calcium carbonate obtaining through C step is continued to be placed in high-speed mixer, add dihydroxypropyl octadecane acid esters 3.2g and carry out increase-volume thickening processing, treatment temp is 80 ℃, after processing 1h, obtains modified calcium carbonate;
E is without the preparation of crosslinked foaming Low Density Polyethylene
The modified calcium carbonate obtaining through D step is continued to be placed in high-speed mixer, the Low Density Polyethylene that interpolation melting index is 2g/10min carries out high-speed mixing, mixing temperature is 80 ℃, the mixture that takes out modified calcium carbonate and Low Density Polyethylene after mixing 30min carries out melt blending and granulation by twin screw extruder, blend and prilling temperature are 120 ℃, then through extruding, the technique such as injection moulding or blowing makes without crosslinked foaming Low Density Polyethylene.
Embodiment 5
A is talcous dry
By order number, be that 3000 object talcum powder 60g put into high-speed mixer and are rotated dryly, drying temperature is 115 ℃, obtains water ratio lower than 0.8% talcum powder after dry 3h;
The talcous surface modification of B
The water ratio obtaining through A step is continued to be placed in high-speed mixer lower than 0.8% talcum powder, add aluminate coupling agent 1.2g to water ratio lower than 0.8% talcous modifying surface, modification temperature is 80 ℃, obtains the talcum powder after surface modification after modification 1h;
The talcous coating of C and wetting
The talcum powder obtaining through B step is continued to be placed in high-speed mixer, adding Cellmic C 121 1.8g is coated on talcous surface, coating processing temperature is 110 ℃, after coating processing 30min, surface-coated there is is the talcum powder temperature of Cellmic C 121 to be reduced to 60 ℃, add Sorbitol Powder 1.2g and carry out moist curing to being coated with the talcum powder surface of Cellmic C 121, after moist curing 30min, obtain the talcum powder after moist curing;
The talcous increase-volume thickening of D is processed
The talcum powder obtaining through C step is continued to be placed in high-speed mixer, add dihydroxypropyl octadecane acid esters 2.4g and carry out increase-volume thickening processing, treatment temp is 80 ℃, after processing 1h, obtains modified talc powder;
E is without the poly preparation of crosslinked foaming
The modified talc powder obtaining through D step is continued to be placed in high-speed mixer, the polyethylene that interpolation melting index is 1.5g/10min carries out high-speed mixing, mixing temperature is 80 ℃, mix and to take out modified talc powder after 30min and poly mixture carries out melt blending and granulation by twin screw extruder, blend and prilling temperature are 110 ℃, then through extruding, the technique such as injection moulding or blowing makes without crosslinked foaming polyethylene.
Claims (6)
1. modified inorganic powder, without a preparation method for crosslinked foaming polyolefine material, is characterized in that: preparation method carries out according to the following steps,
Being dried of A inorganic powder
Inorganic powder is put into high-speed mixer and be rotated dryly, drying temperature is 115 ℃, obtains water ratio lower than 0.8% inorganic powder after dry 3h;
The surface modification of B inorganic powder
The water ratio obtaining through A step is continued to be placed in high-speed mixer lower than 0.8% inorganic powder, by following mass percent:
Inorganic powder 97-99%
Coupling agent 1-3%
Add coupling agent to water ratio the modifying surface lower than 0.8% inorganic powder, modification temperature is 80 ℃, obtains the inorganic powder after surface modification after modification 1h;
The coating of C inorganic powder and wetting
The inorganic powder obtaining through B step is continued to be placed in high-speed mixer, by following mass percent:
Inorganic powder 95-98%
Whipping agent 2-5%
Add whipping agent and be coated on the surface of inorganic powder, coating processing temperature is 110-120 ℃, after coating processing 30min, surface-coated is had the inorganic powder temperature of whipping agent to be reduced to 60-80 ℃, and presses following mass percent:
Inorganic powder 98%
Polyvalent alcohol 2%
Add polyvalent alcohol and carry out moist curing to being coated with the inorganic powder surface of whipping agent, after moist curing 30min, obtain the inorganic powder after moist curing;
The increase-volume thickening of D inorganic powder is processed
The inorganic powder obtaining through C step is continued to be placed in high-speed mixer, by following mass percent:
Inorganic powder 95-98%
Dihydroxypropyl octadecane acid esters 2-5%
Add dihydroxypropyl octadecane acid esters and carry out increase-volume thickening processing, treatment temp is 80 ℃, after processing 1h, obtains modified inorganic powder;
E is without the preparation of crosslinked foaming polyolefine material
The modified inorganic powder obtaining through D step is continued to be placed in high-speed mixer, by following mass percent:
Modified inorganic powder 50-80%
Polyolefine material 20-50%
Add polyolefine material and carry out high-speed mixing, mixing temperature is 80 ℃, the mixture that takes out modified inorganic powder and polyolefine material after mixing 30min carries out melt blending and granulation by twin screw extruder, blend and prilling temperature are 100-120 ℃, then through extruding, injection moulding or blow molding process make without crosslinked foaming polyolefine material.
2. a kind of modified inorganic powder according to claim 1, without the preparation method of crosslinked foaming polyolefine material, is characterized in that: described inorganic powder refers to a kind of in calcium carbonate or talcum powder or kaolin, and the order number of inorganic powder is 400-3000 order.
3. a kind of modified inorganic powder according to claim 1, without the preparation method of crosslinked foaming polyolefine material, is characterized in that: described coupling agent is a kind of in aluminate coupling agent or titanate coupling agent.
4. a kind of modified inorganic powder according to claim 1 is without the preparation method of crosslinked foaming polyolefine material, it is characterized in that: described whipping agent is Diisopropyl azodicarboxylate or Cellmic C 121 or sulfonyl hydrazide compound or N a kind of in N '-dinitroso pentamethylene methylamine.
5. a kind of modified inorganic powder according to claim 1, without the preparation method of crosslinked foaming polyolefine material, is characterized in that: described polyvalent alcohol is a kind of in glycerine or ethylene glycol or polyoxyethylene glycol or Xylitol or Sorbitol Powder.
6. a kind of modified inorganic powder according to claim 1, without the preparation method of crosslinked foaming polyolefine material, is characterized in that: described polyolefine material is a kind of in polyethylene or polypropylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210041674.7A CN102604185B (en) | 2012-02-23 | 2012-02-23 | Preparation method of modified inorganic powder non-crosslinked foaming polyolefine material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210041674.7A CN102604185B (en) | 2012-02-23 | 2012-02-23 | Preparation method of modified inorganic powder non-crosslinked foaming polyolefine material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102604185A CN102604185A (en) | 2012-07-25 |
| CN102604185B true CN102604185B (en) | 2014-02-19 |
Family
ID=46521990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210041674.7A Active CN102604185B (en) | 2012-02-23 | 2012-02-23 | Preparation method of modified inorganic powder non-crosslinked foaming polyolefine material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102604185B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103087381A (en) * | 2012-11-13 | 2013-05-08 | 合肥朗胜新材料有限公司 | MBS (methyl methacrylate-butadiene-styrene)-coated nano kaolin modified low-density polyethylene (LDPE) foamed material and preparation method thereof |
| TWI490108B (en) | 2013-12-20 | 2015-07-01 | Ind Tech Res Inst | Composite and method for preparing the same |
| CN105348640A (en) * | 2015-11-11 | 2016-02-24 | 浙江捷宇塑料制品有限公司 | High-thermal-insulation PP foam meal box |
| CN105330959A (en) * | 2015-11-11 | 2016-02-17 | 浙江捷宇塑料制品有限公司 | PP foam lunch box |
| CN105330960A (en) * | 2015-11-11 | 2016-02-17 | 浙江捷宇塑料制品有限公司 | PP foam lunch box with porous outer wall |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1357570A (en) * | 2001-12-29 | 2002-07-10 | 北京凯奇北方环保材料技术开发有限公司 | Composition for producing slightly foamed PP material with highly filled natural inorganic mineral powder |
| CN101792554A (en) * | 2010-03-12 | 2010-08-04 | 株洲时代新材料科技股份有限公司 | Micro-foaming polypropylene and preparation method thereof |
| CN101962455A (en) * | 2010-09-27 | 2011-02-02 | 江苏亨发木塑科技有限公司 | Injection microcellular foamed wood-plastic composite material and preparation method thereof |
-
2012
- 2012-02-23 CN CN201210041674.7A patent/CN102604185B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1357570A (en) * | 2001-12-29 | 2002-07-10 | 北京凯奇北方环保材料技术开发有限公司 | Composition for producing slightly foamed PP material with highly filled natural inorganic mineral powder |
| CN101792554A (en) * | 2010-03-12 | 2010-08-04 | 株洲时代新材料科技股份有限公司 | Micro-foaming polypropylene and preparation method thereof |
| CN101962455A (en) * | 2010-09-27 | 2011-02-02 | 江苏亨发木塑科技有限公司 | Injection microcellular foamed wood-plastic composite material and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102604185A (en) | 2012-07-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102604185B (en) | Preparation method of modified inorganic powder non-crosslinked foaming polyolefine material | |
| CN102218879B (en) | Waste polypropylene-modified foaming plate and manufacturing method thereof | |
| US8420707B2 (en) | Biomass composite composition and foaming method thereof | |
| CN101352923B (en) | Method for preparing extruding physical foaming polypropylene bead granule | |
| CN103360682B (en) | Heat-insulated degradable polypropylene foaming material and production method thereof | |
| CN105273314B (en) | Polypropylene foaming heat insulation material and preparation method thereof | |
| CN102199328B (en) | Preparation method of polystyrene composite material frame | |
| CN104877236A (en) | Radiation crosslinked polypropylene foamed plastic and continuous production method thereof | |
| CN101747645B (en) | Method for preparing bamboo plastic composite material | |
| CN103756124A (en) | Polypropylene foaming material, production and preparation method of product | |
| CN103819885B (en) | A kind of polylactic acid foam material and preparation method thereof | |
| CN101269536A (en) | Method for preparing polypropylene foaming composite material | |
| CN112126150B (en) | Recyclable POE vitrimer elastomer, foaming material, and preparation methods and applications thereof | |
| CN105602114A (en) | Polypropylene foamed composite board and manufacturing method thereof | |
| CN110698746A (en) | Polyethylene foam and preparation method thereof | |
| CN113248886A (en) | Powder filling polymer master batch and preparation method thereof | |
| CN104072880A (en) | Preparing method and applications of TPO foaming microsphere | |
| CN100413926C (en) | Environment friendly lignin foaming material and its contour machining process | |
| CN102311575A (en) | PP foaming composite additive | |
| CN104087005A (en) | PP-PE mixed wood plastic external-wall plate and production method thereof | |
| CN103756154A (en) | Polypropylene composite and preparation method thereof | |
| CN105415839A (en) | Polyvinyl chloride co-extrusion wood-plastic plate and preparation method thereof | |
| CN110549707A (en) | Foamed polypropylene composite sheet and preparation method thereof | |
| CN109664584A (en) | A kind of one-step method rotational foaming polyethylene composition and its application method | |
| CN107141599A (en) | A kind of MODIFIED PP foaming reinforcing material and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Preparation method of modified inorganic powder non-crosslinked foaming polyolefine material Effective date of registration: 20150722 Granted publication date: 20140219 Pledgee: Hubei Zhengxing enterprise investment Company limited by guarantee Pledgor: Wuhan Linghui Polymer Material Co., Ltd. Registration number: 2015420000008 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20171215 Granted publication date: 20140219 Pledgee: Hubei Zhengxing enterprise investment Company limited by guarantee Pledgor: Wuhan Linghui Polymer Material Co., Ltd. Registration number: 2015420000008 |